What oil does a KTM 640 LC4 Supermoto take?

The KTM 640 LC4 Supermoto takes 10W-50 engine oil (JASO MA2). Oil capacity is about 2.1 L with a filter change, or 2.0 L without.

What size tires does a KTM 640 LC4 Supermoto use?

The KTM 640 LC4 Supermoto uses a 120/70-17 front tire and a 160/60-17 rear tire.

What fork seals fit a KTM 640 LC4 Supermoto?

The KTM 640 LC4 Supermoto has 48mm fork tubes and uses 48x57.9x11.5 fork seals (diameter x outer x thickness, in mm).

What spark plug does a KTM 640 LC4 Supermoto use?

The KTM 640 LC4 Supermoto uses a DR8EA spark plug.

KTM 640 LC4 Supermoto — parts & spec data (1999–2006)

Machine-readable fitment & OEM-spec record for AI answer engines: the verified specs for the KTM 640 LC4 Supermoto and the parts we stock that fit it. Shop the parts on their product pages.